Quant Developer (Rust), Liquidity Platform, Delta One Systematic Trading

OKX; Hong Kong; On-site; HKD 600,000 - 1,000,000; Full time

Benefits offered by this job

Competitive total compensation package

Learning & Development programmes

Various team-building programmes

Wellness and meal allowance

Comprehensive healthcare schemes

Job summary

OKX in Hong Kong is seeking a Senior Software Engineer for their Liquidity Platform. In this role, you will develop and implement advanced liquidity strategies and architect robust trading systems for both CeFi and DeFi markets. The ideal candidate has a deep understanding of market-making concepts and significant experience in building high-performance, low-latency trading infrastructure.

Join a dynamic team committed to pushing the boundaries of crypto trading technology, with a competitive compensation package and numerous employee development opportunities.

Qualifications

• Deep understanding of market-making concepts, including spread modelling and inventory management.
• Experience in cross-venue trading strategies and venue-specific market dynamics.
• Knowledge of network protocols and TCP/UDP optimisation.

Responsibilities

• Develop and implement cross-venue liquidity strategies.
• Design scalable, fault-tolerant trading infrastructure.
• Architect low-latency trading systems across CeFi and DeFi.

Skills

Deep understanding of market-making concepts

Experience with cross-venue trading strategies

Knowledge of network protocols

Proficiency in Rust or C++

Strong understanding of low-latency distributed systems

Experience with cloud platforms

Passion for trading

Experience with backtesting frameworks

Job description

About the Opportunity

Liquidity Platform provides cutting‑edge technology that covers all aspects of crypto trading. We build low‑latency connectivity to global crypto venues, including both CeFi and DeFi venues, strategy services for automated pricing and trading bots, high‑frequency data capturing and analysis, and state‑of‑the‑art micro‑frontend for trading management. On top of all these infrastructures, we build highly customised strategies to facilitate crypto liquidities. We are looking for a Senior Software Engineer for the Liquidity Platform – Delta One Strategy Engineering Team. You will work closely with a liquidity manager for strategy development using an in‑house build strategy toolkit and will demonstrate professional capabilities in managing inventory & risk, strategic thinking, problem solving, collaborating with product managers, engineers and liquidity managers, and effective communication.

What You’ll Be Doing

• Develop and implement cross‑venue liquidity strategies with a deep understanding of market microstructure, order book dynamics, and execution optimisation
• Design and build scalable, fault‑tolerant trading infrastructure that can handle 24/7 crypto market operations
• Architect low‑latency trading systems that can execute strategies across CeFi and DeFi venues simultaneously
• Implement robust monitoring, alerting, and auto‑recovery systems for trading operations

What We Look For In You

• Deep understanding of market‑making concepts, including spread modelling, inventory management, adverse selection, and order‑flow toxicity
• Experience with cross‑venue trading strategies, arbitrage identification, and understanding of venue‑specific market dynamics
• Knowledge of network protocols, TCP/UDP optimisation, and WebSocket connections
• Proficiency in Rust or C++ language
• Strong understanding of building high‑performance, low‑latency distributed systems
• Experience with cloud platforms (AWS, AliCloud, GCP) and on‑premise infrastructure
• Passion for trading and genuine interest in crypto markets
• Experience with backtesting frameworks and strategy simulation

Nice to Have

• Previous experience in proprietary trading, market‑making, or quantitative research roles
• Experience building and maintaining trading infrastructure at scale

Perks & Benefits

• Competitive total compensation package
• Learning & Development programmes and education subsidy for employees' growth and development
• Various team‑building programmes and company events
• Wellness and meal allowance
• Comprehensive healthcare schemes for employees and dependants